Home / 908,817.77-1,363,261.24-340,139.00

Finding the Fourth Proportional to 908,817.77, 1,363,261.24 and 340,139.00

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Solution

The fourth proportional to 908,817.77, 1,363,261.24 and 340,139.00 is: 510,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,817.77 : 1,363,261.24 = 340,139.00 : x
  2. Step 2: Convert to fraction form
    908,817.77/1,363,261.24 = 340,139.00/x
  3. Step 3: Cross multiply
    908,817.77x = 1,363,261.24 × 340,139.00
  4. Step 4: Simplify right side
    908,817.77x = 463,698,309,164.06
  5. Step 5: Solve for x
    x = 463,698,309,164.06/908,817.77
  6. Step 6: Final answer
    x = 510,221.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.